Home / 26,499.17-36,569.75-15,172.34

Finding the Fourth Proportional to 26,499.17, 36,569.75 and 15,172.34

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Solution

The fourth proportional to 26,499.17, 36,569.75 and 15,172.34 is: 20,938.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,499.17 : 36,569.75 = 15,172.34 : x
  2. Step 2: Convert to fraction form
    26,499.17/36,569.75 = 15,172.34/x
  3. Step 3: Cross multiply
    26,499.17x = 36,569.75 × 15,172.34
  4. Step 4: Simplify right side
    26,499.17x = 554,848,422.00
  5. Step 5: Solve for x
    x = 554,848,422.00/26,499.17
  6. Step 6: Final answer
    x = 20,938.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.